# Opak Erp vs ABIAD

The clearest difference is update cadence: ABIAD at fortnightly against Opak Erp's every 6 weeks. Opak Erp's advantage is iOS requirement (12.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Opak Erp ships an update every 6 weeks, ABIAD fortnightly. The most recent releases landed on September 12, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Opak Erp | ABIAD |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Size | 45 MB | 25 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Webformans](https://appshunter.io/developer/1490078390) | [Sonay Cetin](https://appshunter.io/developer/1633220804) |

## What reviewers say

### Opak Erp

[App page](https://appshunter.io/ios/app/opak-erp/id6473782802)

**Features:** macOS Compatibility

**In-app purchases:** none


### ABIAD

[App page](https://appshunter.io/ios/app/abiad/id6777545663)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Opak Erp free?

Opak Erp is free to download, with no in-app purchases.

### Is ABIAD free?

ABIAD is free to download, with no in-app purchases.

### Do Opak Erp or ABIAD have ads?

Neither Opak Erp nor ABIAD shows ads.

### Which is updated more often, Opak Erp or ABIAD?

Opak Erp ships an update every 6 weeks, and ABIAD fortnightly. Most recently, Opak Erp was updated on September 12, 2026 and ABIAD on September 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*